19181206

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{14293}}^1$

素因数の和:14367

約数の個数: 16

約数和(自身を含む): 31904208

約数和(自身を除く): 12723002

約数列:

[1, 2, 11, 22, 61, 122, 671, 1342, 14293, 28586, 157223, 314446, 871873, 1743746, 9590603, 19181206]

約数ペア:

[(1, 19181206), (2, 9590603), (11, 1743746), (22, 871873), (61, 314446), (122, 157223), (671, 28586), (1342, 14293)]